version spmm (single process)

dimension  seconds minutes
1000       267       4.45
1600       1224     20.4
4000       24078   401.3
5000       39901   665.0

(a single unix process can't get much bigger than this
size > 3 * 5000^2 * 4 = 60 megabytes)

----------------------------------------------------------
version mm.0.5 on bourbaki (dual processor)
(m^2 tasks, using nfs to read write data to /tmp)

dimension  m  blk seconds  minutes
2000       4  500 2018     33.63


version mm.0.5 on the cluster  (16 processor)
(m^2 task, using nfs to read write data to bourbaki)

dimension  m  blk seconds  minutes
2000       4  500 368      6.1
2400       4  600 719     11.98
2800       4  700 1149    19.15
3200       4  800 1737    28.95
3600       4  900 2429    40.48
4000       4 1000 3333    55.55
8000       4 2000 19733  328.88

----------------------------------------------------------

version mm.0.6 on the cluster 
(m^2 tasks, each row on a single machine writing to local disks)

dimension  m  blk seconds  minutes

1600       16 100 125      2.08
2400       16 150 254      4.23
3200       16 200 499      8.37
4000       16 250 876     14.60
4800       16 300 1540    25.67
5600       16 350 2594    43.23
6400       16 400 4728    78.8
7200       16 450 5629    93.82
8000       16 500 7982   133.03
8800       16 550 11683  194.72
9600       16 600 17815  296.92


(size of swap limits larger computations)



mm.0.6 32 10 task 262147 managing block [0,0] on b1 done successfully after 333 seconds.
mm.0.6 32 20 task 262147 managing block [0,0] on b1 done successfully after 310 seconds.